Trigeminal Ganglioneuroma in the Middle-posterior Cranial Fossa： a Case Report

摘要

GANGLIONEUROMA is considered as the most mature and noninvasive form of neuroblastic tumors.It derives from neural crest cells,and can arise from wherever sympathetic tissue exists,1 including neck,posterior mediastinum,adrenal gland,retroperitoneum and pelvis.The two most common locations for this tumor are retroperitoneum and